In the past, I mainly used 51 and lpc microcontrollers. This is my first time designing a STM32 microcontroller circuit. Based on previous experience, I designed it to absorb current. But after the PC...
I bought a mobile data card with a bound IP (10.14.170.108) and an APN network named dyshl.sd. I use a saro 3100 gprs modem. How can I set it up in windows 2003 so that I can use this fixed IP to acce...
P89LPC912 is a microcontroller packaged in a single-chip package, suitable for many occasions requiring high integration and low cost. It can meet many performance requirements. P89LPC912 uses a high-...
It feels like the battle for 5G is still just around the corner, but before I knew it, I realized that 5G has been commercially available for more than a year.Netizens, have you felt the benefits of 5...
I am writing something that uses the MSComm control of VC++6.0 for communication. I found that the size of the received data is different when the size is set. For example: In the case of self-transmi...
CMSIS Driver has similar API functions and similar calling methods. It is a further encapsulation based on the ST HAL library. It is much more convenient and simpler to use and configure than the ST ...[Details]
The day before yesterday, I learned about STM's Systick and found it quite useful for precise timing. When I used CVAVR before, I found that the delay.h in it was very useful. So, I used STM32's...[Details]
Chip: STM32F103C8T6 Application Pin: Output: PA0, PA1 TIM2 CH2 channel To achieve 50HZ (20ms) adjustable PWM output on the PA1 pin, set the system TIMx_CNT=8MHZ=8000 000HZ, set TIMx_PSC=800-1, then T...[Details]
Our photovoltaic power station starts working at 5:30 in the morning. When you are still sleeping, the inverter starts working to make money!
Some people are skeptical. The sun hasn't even...[Details]
From concept proposal, prototype exploration, technology accumulation to product iteration and industrial development,
VR
has gradually expanded from the military market to the consumer market...[Details]
As a leading company in automotive semiconductors, Freescale and Khronos Group have jointly launched an automotive multimedia embedded microprocessor i.MX35 with an integrated OpenVG hardware acceler...[Details]
Similar to the development trend of photovoltaic modules, photovoltaic inverters are also one of the examples of China's successful localization of manufacturing and leading the global market and tech...[Details]
Notes on inverter installation and maintenance:
1. Before installation, you should first check whether the inverter is damaged during transportation.
2. When selecting an installa...[Details]
1) ADC multi-channel acquisition: (Multi-channel acquisition must use scanning mode. In scanning mode, the channels of the rule group share a register, so DMA transmission must be used; to prevent da...[Details]
The single-chip microcomputer running light program requires all 32 serial ports to be used, and each serial port has eight LEDs. Question supplement: The 8051 single-chip microcomputer is used, an...[Details]
A simple experimental programming question for the microcontroller: write a 3-byte binary addition subroutine. The program entry is: addend 1: 22H, 21H, 20H three bytes, 22H is the highest bit; adden...[Details]
Please help me analyze the clock cycles occupied by the following delay program. Seek to explain: DELAY: MOV R6, #13 DELAY1: MOV R5, #250 DELAY2: NOP DJNZ R5, DELAY2 DJNZ R6, DEL...[Details]
On the evening of May 4, Alibaba released its Q4 and full-year financial reports for the 2018 fiscal year. The overall growth was rapid, with revenue of 250.266 billion yuan for the 2018 fiscal yea...[Details]